光导束脑内窥镜 fiber optic cranioscope

光导纤维束 Optical Fiber Cluster ; Fiber Optics cluster ; [通信] fibre-optic bundle ; light carrying fibre bundle

诱导光束炮 Homing Beam

反束光导管摄影机 return beam vidicon camera

光束制导 beam guidance ; [通信] optical beam riding

引导光束 lead bem

激光诱导光束干涉检测 detection of laser-induced light beam

反束光导摄像管 return beam vidicon

折射率导向光束 index guide beam